Home / 151,011,675.84-226,164,794.40-138,817,663.68

Finding the Fourth Proportional to 151,011,675.84, 226,164,794.40 and 138,817,663.68

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Solution

The fourth proportional to 151,011,675.84, 226,164,794.40 and 138,817,663.68 is: 207,902,257.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,011,675.84 : 226,164,794.40 = 138,817,663.68 : x
  2. Step 2: Convert to fraction form
    151,011,675.84/226,164,794.40 = 138,817,663.68/x
  3. Step 3: Cross multiply
    151,011,675.84x = 226,164,794.40 × 138,817,663.68
  4. Step 4: Simplify right side
    151,011,675.84x = 31,395,668,365,275,548
  5. Step 5: Solve for x
    x = 31,395,668,365,275,548/151,011,675.84
  6. Step 6: Final answer
    x = 207,902,257.83

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.